Lewiston, UT truck route planning & crash data
Plan safer truck routes in Lewiston: commercial truck and garbage truck crashes in Lewiston and Cache County, dangerous roads, seasonality and route safety data for fleets. Patterns use Cache County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
8 of 307 truck crashes since 2015.
Deadliest roads
How Cache County compares with Utah
Cache County against Utah and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Cache County stands out
Full comparison
| Measure (2015–2025) | Cache County | Utah | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 19.2 | 35.6 | 49.7 | 46% below the state |
| Deaths per 100 crashes | 4.0 | 3.6 | 3.4 | 1.1× the state |
| Injuries per crash | 0.49 | 0.47 | 0.49 | same |
| Garbage-truck share | 2.0% | 1.5% | 2.3% | 1.3× the state |
| On snow, slush or ice | 15.9% | 9.0% | 6.2% | 1.8× the state |
| Morning rush (6–10 am) | 27.4% | 23.6% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 15.5% | 15.8% | 13.8% | same |
| Winter months (Nov–Mar) | 46.8% | 43.0% | 41.9% | 1.1× the state |
| After dark | 12.7% | 24.1% | 24.8% | 47% below the state |
Cache County has lower values than Utah for crashes per 100k residents / yr and after dark. Where it is higher: deaths per 100 crashes, garbage-truck share and on snow, slush or ice.
The headline for Cache County: 15.9% of truck crashes happened on snow, slush or ice, vs 9.0% in Utah.
Overview
Police reported 307 crashes involving commercial trucks in Cache County since 2015: 157 people were injured and 13 were killed.
That averages about one truck crash every 13 days in fully reported years.
With 8 truck crashes reported in Lewiston since 2015, this page uses Cache County numbers for its patterns and comparisons.
When crashes happen
Truck crashes peak in August (11.4% of the year) and are lowest in April (5.2%).
November through March accounts for 46.8% of truck crashes here, compared with 43.0% in Utah.
The busiest hour is 9–10 am, with 10.4% of truck crashes.
Snow, slush or ice was on the road in 15.9% of truck crashes, compared with 9.0% in Utah.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Lewiston since 2015: US-91 (3) and SR-218 (1). No single road stands out.
Garbage & waste trucks
Garbage trucks account for 8 of the truck crashes here, or 2.6%, compared with 1.5% in Utah.
Route planning tips for Lewiston fleets
- Build extra time into August routes: it has the most truck crashes here.
- The morning rush (6–10 am) holds 27.4% of truck crashes here, more than Utah; adjust start times where you can.
- With 15.9% of truck crashes on snow, slush or ice (above Utah), plan winter equipment checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Reporting was incomplete in 2021 and 2022, so those years are greyed out and left out of rates and comparisons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Cache County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-91 | 3 |
| SR-218 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Cache County) |
|---|---|
| SR-89 | 13 |
| SR-30 | 12 |
| Us-89/91, At - | 7 |
| Sr-89/91 | 7 |
| SR-91 | 7 |
| SR-23 | 6 |
| N Main St | 5 |
| Us 89/91 | 5 |
Lewiston at a glance
| Population | 1,971 |
| Land area | 25.8 sq mi |
| Density | 77 per sq mi |
| Median household income (ZIP 84320) | $103,810 |
| Median home value (ZIP 84320) | $393,405 |
Waste facilities and haulers nearby
Historical data: truck crashes in Cache County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 29 | — | 0.7 |
| 2000s | 36 | +22% | 0.5 |
| 2010s | 28 | -20% | 0.9 |
| 2020s | 22 | -23% | 1.4 |
Reported truck crashes averaged 29 a year in the 1990s and 22 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.2 a year in 2016–19, 1.4 a year in 2020–24.
Nearby places
Questions fleets ask about Lewiston
How many truck crashes happen in Lewiston?
307 truck crashes have been reported in Cache County since 2015, with 13 deaths and 157 injuries.
What is the worst month for truck crashes in Lewiston?
Truck crashes in Cache County peak in August, with 11.4% of the year's crashes.
Are garbage truck crashes common in Lewiston?
8 crashes involving garbage or refuse trucks have been reported in Cache County since 2015, 2.6% of all truck crashes.
How does Lewiston compare with Utah for truck crashes?
The yearly rate is 19.2 truck crashes per 100,000 residents in Cache County, vs 35.6 for Utah.
How can I plan a safer truck route in Lewiston?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
Crash reporting to FMCSA was incomplete in 2021 and 2022; those years are greyed out and left out of rates. 2026 is a partial year. Updated October 2026.